:root{--bg:#fff;--ink:#18212b;--muted:#5c6875;--line:#dbe3ea;--soft:#f3f8f7;--accent:#0f766e;--accent-dark:#0b5751;--blue:#1f5f99;--card:#fff;--shadow:0 18px 50px rgba(24,33,43,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}a{color:inherit}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.section-pad{padding:72px 0}.section-pad.compact{padding:48px 0}.soft{background:var(--soft)}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.nav{width:min(1120px,calc(100% - 32px));margin:0 auto;min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700}.brand-mark{width:36px;height:36px;border-radius:8px;display:grid;place-items:center;background:var(--accent);color:#fff}.nav-links{display:flex;gap:18px;align-items:center}.nav-links a{text-decoration:none;color:var(--muted);font-size:14px}.nav-links a:hover{color:var(--accent)}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;padding:9px 12px;border-radius:8px}.hero{background:linear-gradient(180deg,#f7fbfb 0%,#fff 100%)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:46px;align-items:center}.eyebrow{color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:0;font-size:13px;margin:0 0 10px}h1,h2,h3{line-height:1.18;margin:0;letter-spacing:0}h1{font-size:clamp(36px,6vw,64px);max-width:800px}h2{font-size:clamp(28px,4vw,42px)}h3{font-size:20px}.hero-text{font-size:19px;color:var(--muted);max-width:720px;margin:22px 0}.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 18px;border-radius:8px;text-decoration:none;border:1px solid transparent;font-weight:700;cursor:pointer}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover{background:var(--accent-dark)}.btn.secondary{border-color:var(--line);background:#fff;color:var(--ink)}.btn.full{width:100%}.hero-points{padding-left:20px;color:var(--muted)}.hero-panel{background:#13222a;color:#fff;border-radius:8px;padding:28px;box-shadow:var(--shadow)}.strap-visual{height:300px;border-radius:8px;background:radial-gradient(circle at 20% 25%,rgba(255,255,255,.22),transparent 22%),linear-gradient(135deg,#2f3d47,#0f766e);position:relative;overflow:hidden}.strap-visual:before,.strap-visual:after{content:"";position:absolute;left:50%;transform:translateX(-50%);width:96px;height:230px;border-radius:48px;background:#222;border:10px solid #7a5835;box-shadow:inset 0 0 0 2px rgba(255,255,255,.08)}.strap-visual:before{top:-70px}.strap-visual:after{bottom:-70px}.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:16px}.mini-grid span{border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:10px;text-align:center;color:#d9e9e6}.section-head{max-width:760px;margin-bottom:28px}.section-head p:not(.eyebrow){color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.product-card,.gallery-card,.reference-box,.inquiry-form{background:var(--card);border:1px solid var(--line);border-radius:8px}.product-card{padding:22px}.product-card p{color:var(--muted);margin-bottom:0}.product-icon{width:54px;height:54px;border-radius:8px;margin-bottom:16px;border:1px solid var(--line);background:linear-gradient(135deg,#d7e9e5,#fff)}.product-icon.leather{background:linear-gradient(135deg,#6b4a2b,#d8b27d)}.product-icon.cow{background:linear-gradient(135deg,#2f241c,#b47642)}.product-icon.rubber{background:linear-gradient(135deg,#111827,#64748b)}.product-icon.nylon{background:repeating-linear-gradient(45deg,#1f5f99 0 8px,#dbeafe 8px 16px)}.product-icon.smart{background:linear-gradient(135deg,#0f766e,#8dd8ce)}.product-icon.replace{background:linear-gradient(135deg,#e7eef5,#1f5f99)}.two-col{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:start}.check-list{display:grid;gap:12px}.check-list p{margin:0;padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:8px}.check-list p:before{content:"✓";color:var(--accent);font-weight:700;margin-right:10px}.gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.gallery-card{margin:0;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:8px}.gallery-card img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;background:#f3f8f7}.gallery-card figcaption{padding:14px 16px;color:var(--muted);font-weight:700}.process-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.process-list li{display:grid;grid-template-columns:48px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px}.process-list span{width:42px;height:42px;border-radius:8px;display:grid;place-items:center;background:var(--accent);color:#fff;font-weight:700}.process-list p{margin:0;color:var(--muted)}.process-list strong{color:var(--ink)}.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}.tag-cloud span{padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--muted)}.notice{background:#14242c;color:#fff}.notice p{color:#d8e4e8;max-width:950px}.reference-box{padding:26px;display:flex;gap:24px;align-items:center;justify-content:space-between}.reference-box p{color:var(--muted)}.contact-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(320px,1fr);gap:34px}.small-note,.form-note{color:var(--muted);font-size:14px}.inquiry-form{padding:20px;display:grid;gap:12px}.inquiry-form label{display:grid;gap:6px;font-weight:700;color:var(--ink)}.inquiry-form input,.inquiry-form textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px 12px;font:inherit;color:var(--ink);background:#fff}.inquiry-form input:focus,.inquiry-form textarea:focus{outline:3px solid rgba(15,118,110,.18);border-color:var(--accent)}.site-footer{padding:26px 0;border-top:1px solid var(--line);color:var(--muted)}.footer-grid{display:flex;justify-content:space-between;gap:20px}.float-whatsapp{position:fixed;right:18px;bottom:18px;z-index:60;background:#128c7e;color:#fff;text-decoration:none;padding:13px 16px;border-radius:8px;box-shadow:var(--shadow);font-weight:700}@media (max-width:820px){.section-pad{padding:52px 0}.nav{min-height:64px}.nav-toggle{display:inline-flex}.nav-links{position:absolute;top:64px;left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:9px}.hero-grid,.two-col,.contact-grid{grid-template-columns:1fr}.card-grid,.gallery-grid{grid-template-columns:1fr}.reference-box,.photo-request-panel,.video-request-box{flex-direction:column;align-items:stretch}.footer-grid{flex-direction:column}.hero-panel{padding:18px}.strap-visual{height:240px}}@media (min-width:821px) and (max-width:1040px){.card-grid,.gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:768px){
  .float-whatsapp{display:none}
  body{padding-bottom:0}
  .cta-row{display:grid;grid-template-columns:1fr;gap:10px}
  .cta-row .btn{width:100%;min-height:44px;padding:11px 14px}
}
.video-request-box{display:flex;gap:24px;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px}.video-request-box p:not(.eyebrow){color:var(--muted)}

.video-section{display:grid;gap:22px}.video-card{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:var(--shadow)}.video-card video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#101820}.video-section .small-note{margin:0}